Re: This is what I spend New Year's Eve doing

Allen Huffman via Coco <[email protected]> Wed, 31 Dec 2025 18:13:08 -0600
Newsgroups gmane.comp.hardware.tandy.coco
Message-ID <[email protected]>
> On Dec 31, 2025, at 4:39 PM, William Astle via Coco <[email protected]> wrote:
> 
> RVEC12 called from A390 is the most direct. Unfortunately, it looks like you'll have to fully duplicate the routine because you need to replace the "JSR $A171" at A39A with "JSR $A176".
> 
> Alternatively, you could do a hack with RVEC4 where you detect if the return address $A173 and if so, change that to $A175 which can be done without burning any registers that need to be preserved). That skips over the "anda #$7f".
> 
> You might be intercepting RVEC12 for something like fancy keyboard controls for immediate mode anyway which may make that option better. Otherwise, the second option requires less code duplication.

This sounds like a similar issue to my console move character routine. I only wanted it to do that when you did a LIST rather than typing things in.

		— A

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